Finding the Fourth Proportional to 637,444,248,187.44, 879,670,926,841.52 and 348,412,340,161.82
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Solution
The fourth proportional to 637,444,248,187.44, 879,670,926,841.52 and 348,412,340,161.82 is: 480,807,862,122.32
Step by Step Solution
- Step 1: Write the proportion equation
637,444,248,187.44 : 879,670,926,841.52 = 348,412,340,161.82 : x - Step 2: Convert to fraction form
637,444,248,187.44/879,670,926,841.52 = 348,412,340,161.82/x - Step 3: Cross multiply
637,444,248,187.44x = 879,670,926,841.52 × 348,412,340,161.82 - Step 4: Simplify right side
637,444,248,187.44x = 306,488,206,193,171,160,367,104 - Step 5: Solve for x
x = 306,488,206,193,171,160,367,104/637,444,248,187.44 - Step 6: Final answer
x = 480,807,862,122.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.